From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from aserp1040.oracle.com ([141.146.126.69]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Uxdim-000125-Lz for kexec@lists.infradead.org; Fri, 12 Jul 2013 13:49:20 +0000 From: Daniel Kiper Subject: [PATCH 2/7] elf: Increase buf size in get_pt_note_info() Date: Fri, 12 Jul 2013 15:48:10 +0200 Message-Id: <1373636895-31682-3-git-send-email-daniel.kiper@oracle.com> In-Reply-To: <1373636895-31682-1-git-send-email-daniel.kiper@oracle.com> References: <1373636895-31682-1-git-send-email-daniel.kiper@oracle.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+dwmw2=twosheds.infradead.org@lists.infradead.org To: kumagai-atsushi@mxc.nes.nec.co.jp, kexec@lists.infradead.org, xen-devel@lists.xensource.com Cc: Daniel Kiper get_pt_note_info() always ignores VMCOREINFO_XEN note because buf size is too small. It does not have place for \0 char which marks EOS. This patch fixes that bug and VMCOREINFO_XEN note living in /proc/vmcore file could be properly detected now. Signed-off-by: Daniel Kiper --- elf_info.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/elf_info.c b/elf_info.c index 0c1e36a..70a6dd2 100644 --- a/elf_info.c +++ b/elf_info.c @@ -310,7 +310,7 @@ get_pt_note_info(void) { int n_type, size_name, size_desc; off_t offset, offset_desc; - char buf[VMCOREINFO_XEN_NOTE_NAME_BYTES]; + char buf[VMCOREINFO_XEN_NOTE_NAME_BYTES + 1]; char note[MAX_SIZE_NHDR]; nr_cpus = 0; -- 1.7.10.4 _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec